What is the sum (2/5x + 5/8) + (1/5x - 1/4)? a. 3/5x + 1/8

b. 3/5x + 3/8

c. 3/5x + 5/8

d. 3/5x + 7/8

Which expression gives you the distance between the points (5,1)and(9,-6)

Joel wants to buy a new tablet computer fram a store having a 20% off sale on all tablets. the tablet he wants has an original cost of $190. he also wants to make sure he has enough money to pay the 5% sales tax. part one joel uses the incorect expression 0.95(190)(0.8) to calculate that the tablet will cost him a total of $144.40. describe his error and write the correct expression part two how much will joel pay for the tablet show your work if you answer this question correctly you will receive a prize of 99 points good luck

Find the value of x. give reasons to justify your solutions! l, m ∈ kn